[School year 1992] Date of birth and age of 1st grade in junior high school

Calculate date of birth and age from grade

Date of birth and age of 1st grade in junior high school as of School year 1992(Heisei 4).
You can also check the age before and after the birthday, and the Sexagenary cycle.
In addition, you can easily check Grade list such as date of birth, grade, age, etc. for each year in the table.

School year starts on April 1st and ends on March 31st of the following year.
"School year 1992" is from April 1, 1992 to March 31, 1993.

School year 1992(Heisei 4) - 1st grade in junior high school

School year 1992
(Heisei 4)
April 2, 1992 – April 1, 1993
Grade 1st grade in junior high school
Date of birth April 2, 1979 – April 1, 1980
Age 12 years old – 13 years old
If your birthday has not yet come after April 2nd : 12 years old
If your birthday is after April 2nd : 13 years old
Sexagenary cycle
Born in 1979 : 未(Hitsuji 未(Hitsuji))
Born in 1980 : 申(Saru 申(Saru))

Grade list

DateGrade Age
April 2, 1979 – April 1, 1980 Birth
April 2, 1980 – April 1, 1981 0 – 1
April 2, 1981 – April 1, 1982 1 – 2
April 2, 1982 – April 1, 1983 2 – 3
April 2, 1983 – April 1, 1984 1st year of kindergarten 3 – 4
April 2, 1984 – April 1, 1985 2nd year of kindergarten 4 – 5
April 2, 1985 – April 1, 1986 3rd year of kindergarten 5 – 6
April 2, 1986 – April 1, 1987 1st grade in elementary school 6 – 7
April 2, 1987 – April 1, 1988 2nd grade in elementary school 7 – 8
April 2, 1988 – April 1, 1989 3rd grade in elementary school 8 – 9
April 2, 1989 – April 1, 1990 4th grade in elementary school 9 – 10
April 2, 1990 – April 1, 1991 5th grade in elementary school 10 – 11
April 2, 1991 – April 1, 1992 6th grade in elementary school 11 – 12
April 2, 1992 – April 1, 1993 1st grade in junior high school 12 – 13
April 2, 1993 – April 1, 1994 2nd grade in junior high school 13 – 14
April 2, 1994 – April 1, 1995 3rd grade in junior high school 14 – 15
April 2, 1995 – April 1, 1996 1st grade in high school 15 – 16
April 2, 1996 – April 1, 1997 2nd grade in high school 16 – 17
April 2, 1997 – April 1, 1998 3rd grade in high school 17 – 18
April 2, 1998 – April 1, 1999 1st year university student 18 – 19
April 2, 1999 – April 1, 2000 2nd year university student 19 – 20
April 2, 2000 – April 1, 2001 3rd year university student 20 – 21
April 2, 2001 – April 1, 2002 4th year university student 21 – 22
April 2, 2002 – April 1, 2003 1st year master's student 22 – 23
April 2, 2003 – April 1, 2004 2nd year master's student 23 – 24
April 2, 2004 – April 1, 2005 1st year Ph.D. student 24 – 25
April 2, 2005 – April 1, 2006 2nd year Ph.D. student 25 – 26
April 2, 2006 – April 1, 2007 3rd year Ph.D. student 26 – 27

*Primary school(6 years) / Junior high school(3 years) / High school(3 years) / Four-year university(4 years) / Master's course(2 years) / Doctoral course(3 years)

*Age does not take into account repeat grades or ronin.

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